In other words, 33,400 cubic yards is 0.690 times the size of The Capitol Rotunda (US), and the size of The Capitol Rotunda (US) is 1.40 times that amount.

(formally United States Capitol rotunda) (Washington, D. C.) (total chamber volume)The Capitol rotunda measures 48,000 cubic yards in total volume. Beneath the Capitol lies a crypt that was built to hold the remains of President George Washington, but according to his wishes, Washington was entered at his family home and the crypt remains empty.

In other words, 33,400 cubic yards is 0.410 times the size of Spaceship Earth (EPCOT Center), and the size of Spaceship Earth (EPCOT Center) is 2.40 times that amount.

(a.k.a. EPCOT Center) (Walt Disney World Resort, Lake Buena Vista and Bay Lake, Florida) (total structure volume)Spaceship Earth, the iconic structure at the heart of Walt Disney World Resort's Epcot (formerly EPCOT Center), has a total volume of 81,000 cubic yards. The outer structure of the sphere features a gutter system that channels all rainwater into nearby World Showcase Lagoon instead of simply falling off the surface of the sphere.

In other words, 33,400 cubic yards is 0.29470 times the size of Royal Albert Hall, and the size of Royal Albert Hall is 3.3930 times that amount.

(a.k.a. Royal Albert Hall of Arts and Sciences) (Westminster, London, England, United Kingdom) (total auditorium volume)Royal Albert Hall measures 113,300 cubic yards in total auditorium volume. One of the centerpieces of the Hall is the Grand Organ — the second-largest organ in the United Kingdom, with 10,268 speaking pipes reaching up to 9.8 m (32 ft) in height.

In other words, 33,400 cubic yards is 4.450 times the size of The Goodyear Blimp, and the size of The Goodyear Blimp is 0.2250 times that amount.

(for GZ-20A) The Goodyear GZ-20 model Blimp measures 7,510 cubic yards in total volume. A December, 1929 college football game between the University of Florida Gators and the University of Oregon Webfoots (later the University of Oregon Ducks) began with the blimp dropping a parachute-equipped ball from a height of 61 m (200 ft) to the field below.

In other words, the size of an Olympic Swimming Pool is 0.10 times 33,400 cubic yards.

(FINA regulation; (minimum capacity)According to the Fédération Internationale de Natation (FINA), a swimming pool for Olympic and world championship events must measure 50 m by 25 m with a depth of at least 2 m for a total volume of 3,300 cubic yards. A pool of this size was to be used in Olympic time trials in New Jersey in early 2008, but its component pieces were stolen from a warehouse, likely to be sold for scrap metal.

In other words, the size of a Hot Air Balloon is 0.083 times 33,400 cubic yards.

(four-person capacity; envelope volume; average)The average volume of a hot air balloon sufficient to lift four adults is 2,900 cubic yards. Typically made of nylon or dacron, a balloon envelope of this size typically weighs just 88 kg (190 lbs).